397187826

素因数分解:

$2^1\times 3^1\times 7^4\times {\mathrm{79}}^1\times {\mathrm{349}}^1$

素因数の和:461

約数の個数: 80

約数和(自身を含む): 941136000

約数和(自身を除く): 543948174

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 79, 98, 147, 158, 237, 294, 343, 349, 474, 553, 686, 698, 1029, 1047, 1106, 1659, 2058, 2094, 2401, 2443, 3318, 3871, 4802, 4886, 7203, 7329, 7742, 11613, 14406, 14658, 17101, 23226, 27097, 27571, 34202, 51303, 54194, 55142, 81291, 82713, 102606, 119707, 162582, 165426, 189679, 192997, 239414, 359121, 379358, 385994, 569037, 578991, 718242, 837949, 1138074, 1157982, 1350979, 1675898, 2513847, 2701958, 4052937, 5027694, 8105874, 9456853, 18913706, 28370559, 56741118, 66197971, 132395942, 198593913, 397187826]

約数ペア:

[(1, 397187826), (2, 198593913), (3, 132395942), (6, 66197971), (7, 56741118), (14, 28370559), (21, 18913706), (42, 9456853), (49, 8105874), (79, 5027694), (98, 4052937), (147, 2701958), (158, 2513847), (237, 1675898), (294, 1350979), (343, 1157982), (349, 1138074), (474, 837949), (553, 718242), (686, 578991), (698, 569037), (1029, 385994), (1047, 379358), (1106, 359121), (1659, 239414), (2058, 192997), (2094, 189679), (2401, 165426), (2443, 162582), (3318, 119707), (3871, 102606), (4802, 82713), (4886, 81291), (7203, 55142), (7329, 54194), (7742, 51303), (11613, 34202), (14406, 27571), (14658, 27097), (17101, 23226)]